1 files changed, 33 insertions, 13 deletions
diff --git a/lib/smarty3/plugins/modifier.date_format.php b/lib/smarty3/plugins/modifier.date_format.php
index 28d6ff0..23b6943 100644
--- a/lib/smarty3/plugins/modifier.date_format.php
+++ b/lib/smarty3/plugins/modifier.date_format.php
@@ -5,13 +5,12 @@
  * @package    Smarty
  * @subpackage PluginsModifier
  */
-
 /**
  * Smarty date_format modifier plugin
- * Type:     modifier<br>
- * Name:     date_format<br>
- * Purpose:  format datestamps via strftime<br>
- * Input:<br>
+ * Type:     modifier
+ * Name:     date_format
+ * Purpose:  format datestamps via strftime
+ * Input:
  *          - string: input date string
  *          - format: strftime format for output
  *          - default_date: default date if $string is empty
@@ -35,18 +34,40 @@ function smarty_modifier_date_format($string, $format = null, $default_date = ''
     /**
      * require_once the {@link shared.make_timestamp.php} plugin
      */
-    require_once(SMARTY_PLUGINS_DIR . 'shared.make_timestamp.php');
-    if ($string != '' && $string != '0000-00-00' && $string != '0000-00-00 00:00:00') {
+    static $is_loaded = false;
+    if (!$is_loaded) {
+        if (!is_callable('smarty_make_timestamp')) {
+            include_once SMARTY_PLUGINS_DIR . 'shared.make_timestamp.php';
+        }
+        $is_loaded = true;
+    }
+    if ($string !== '' && $string !== '0000-00-00' && $string !== '0000-00-00 00:00:00') {
         $timestamp = smarty_make_timestamp($string);
-    } elseif ($default_date != '') {
+    } elseif ($default_date !== '') {
         $timestamp = smarty_make_timestamp($default_date);
     } else {
         return;
     }
-    if ($formatter == 'strftime' || ($formatter == 'auto' && strpos($format, '%') !== false)) {
-        if (DS == '\\') {
-            $_win_from = array('%D', '%h', '%n', '%r', '%R', '%t', '%T');
-            $_win_to = array('%m/%d/%y', '%b', "\n", '%I:%M:%S %p', '%H:%M', "\t", '%H:%M:%S');
+    if ($formatter === 'strftime' || ($formatter === 'auto' && strpos($format, '%') !== false)) {
+        if (Smarty::$_IS_WINDOWS) {
+            $_win_from = array(
+                '%D',
+                '%h',
+                '%n',
+                '%r',
+                '%R',
+                '%t',
+                '%T'
+            );
+            $_win_to = array(
+                '%m/%d/%y',
+                '%b',
+                "\n",
+                '%I:%M:%S %p',
+                '%H:%M',
+                "\t",
+                '%H:%M:%S'
+            );
             if (strpos($format, '%e') !== false) {
                 $_win_from[] = '%e';
                 $_win_to[] = sprintf('%\' 2d', date('j', $timestamp));
@@ -57,7 +78,6 @@ function smarty_modifier_date_format($string, $format = null, $default_date = ''
             }
             $format = str_replace($_win_from, $_win_to, $format);
         }
-
         return strftime($format, $timestamp);
     } else {
         return date($format, $timestamp);